Power Systems Critical visual voltage is the voltage at which corona is just initiated None of these corona is visible with blue or violet colour both 1 and 2 corona is just initiated None of these corona is visible with blue or violet colour both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inertia constant of 100 MVA, 50 Hz, 4 pole generator is 10 MJ/MVA. If the mechanical input to the machine is suddenly raised from 50 MW to 75 MW, the rotor acceleration will be equal to 22.5 electrical degrees/s² 12.5 electrical degrees/s² 125 electrical degrees/s² 225 electrical degrees/s² 22.5 electrical degrees/s² 12.5 electrical degrees/s² 125 electrical degrees/s² 225 electrical degrees/s² ANSWER DOWNLOAD EXAMIANS APP
Power Systems A gas turbine power plant is best suited for Base load. Peak load. None of these. Emergency. Base load. Peak load. None of these. Emergency. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The rate of rise of restricting voltage depends upon the Capacitance of the system. Type of CB. Inductance of the system. Inductance and capacitance of the system. Capacitance of the system. Type of CB. Inductance of the system. Inductance and capacitance of the system. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pelton wheel turbine is a medium head turbine. low head turbine. high head turbine. none of above. medium head turbine. low head turbine. high head turbine. none of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The time taken by the turbine to fall to 0 rpm speed from 3000 rpm is called stopping time. coasting time. settling time. damping time. stopping time. coasting time. settling time. damping time. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS